– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 10 am Thu 25 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Thu 25 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Thu 25 Jun Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 28mm), heaviest during Fri night. Very mild (max 16°C on Thu morning, min 10°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 7mm), mostly falling on Tue morning. Very mild (max 12°C on Sun afternoon, min 10°C on Mon night). Wind will be generally light. | |||||||||||||||||
Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | |  |  | | | | | | | | | | |
cloudy | light rain | light rain | light rain | light rain | heavy rain | light rain | rain shwrs | rain shwrs | light rain | light rain | light rain | light rain | light rain | light rain | light rain | light rain | light rain | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.1 | 4 | 4 | 3 | 15 | 1 | 0.3 | 0.1 | 0.1 | 0.3 | 0.3 | 0.3 | 0.3 | 1.1 | 2 | 1 | 1.1 |
max °C | 16 | 16 | 15 | 12 | 13 | 12 | 10 | 13 | 13 | 11 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 |
min °C | 16 | 16 | 11 | 11 | 12 | 10 | 10 | 11 | 10 | 11 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 |
chill °C | 16 | 16 | 10 | 10 | 11 | 10 | 10 | 11 | 10 | 11 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 |
Freezing level m | 3150 | 2600 | 2650 | 2350 | 2400 | 2200 | 2200 | 2600 | 2950 | 2500 | 3000 | 3200 | 3250 | 2850 | 2500 | 2300 | 2300 | 2200 |
Cloud base (m) | 6100 | 2150 | 600 | 550 | 750 | 550 | 550 | 600 | 1950 | 800 | 600 | 550 | 550 | 600 | 550 | 550 | 550 | 550 |
 | 5:05 | — | — | 5:05 | — | — | 5:05 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — |
 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 28mm), heaviest during Fri night. Very mild (max 16°C on Thu morning, min 10°C on Fri night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Light rain (total 7mm), mostly falling on Tue morning. Very mild (max 12°C on Sun afternoon, min 10°C on Mon night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.